Push button ring mechanism having rectilinear binder rings



FIG. 1 is a perspective of a push button ring mechanism having rectilinear binder rings;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view of the mechanism, the left side elevational view of the mechanism being a mirror image thereof;

FIG. 5 is a rear end view of the mechanism; and,

FIG. 6 is a front end view of the mechanism. 

The ornamental design for a push button ring mechanism having rectilinear binder rings, as shown and described. 